Current conditions at
Hyannis, Barnstable Municipal-Boardman Airport (KHYA)
Lat: 41.67°NLon: 70.27°WElev: 49ft.
Fair
56°F
13°C
| Humidity | 81% |
| Wind Speed | S 8 mph |
| Barometer | 29.80 in (1009.1 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 16 Apr 5:56 pm EDT |
Extended Forecast for
South Dennis MA
Tonight
Low: 49 °F
Showers
Likely and
Patchy FogFriday

High: 63 °F
Chance Rain
and Patchy
FogFriday Night
Low: 43 °F
Mostly Cloudy
then Patchy
FogSaturday
High: 52 °F
Patchy Fog
then CloudySaturday Night

Low: 43 °F
Cloudy
Sunday
High: 56 °F
Chance
Showers then
Showers
LikelySunday Night

Low: 37 °F
Showers
LikelyMonday

High: 48 °F
Mostly Sunny
Monday Night

Low: 34 °F
Partly Cloudy
Detailed Forecast
Tonight
Showers and thunderstorms likely before 3am, then a chance of showers. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 49. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Friday
A chance of rain and thunderstorms before 2pm, then a slight chance of rain after 3pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 63. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 43. Light northeast wind.
Saturday
Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 52. Northeast wind 5 to 7 mph.
Saturday Night
Cloudy, with a low around 43. Light and variable wind.
Sunday
Showers likely, mainly after 3pm. Cloudy, with a high near 56. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 37. Northwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 48. West wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 34. Northwest wind around 7 mph.
Tuesday
Sunny, with a high near 48. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind around 8 mph, with gusts as high as 20 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 56. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 54. Northwest wind around 7 mph.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
South Dennis MA
41.69°N 70.16°W (Elev. 7 ft)
41.69°N 70.16°W (Elev. 7 ft)
5:51 pm EDT Apr 16, 2026
6pm EDT Apr 16, 2026-6pm EDT Apr 23, 2026


